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FLV to OIR: distance & flight time
Fort Leavenworth (Sherman Army Air Field) → Okushiri (Okushiri Airport)
5,860 mi
9,430 km · 5,092 nm
11h 57m
estimated nonstop flight time
+14h
time difference · heading northwest
See live FLV→OIR fares Phone-only fares on this route — call free
Flight time details
5,860 miles nonstop takes roughly 11h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- FLV — Sherman Army Air Field · Fort Leavenworth, United States
- OIR — Okushiri Airport · Okushiri, Japan
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FLV
- MCI · Kansas City International Airport12 mi away
- MKC · Charles B. Wheeler Downtown Airport24 mi away
- STJ · Rosecrans Memorial Airport28 mi away
- LWC · Lawrence Municipal Airport29 mi away
Near OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Frequently asked questions
How far is FLV from OIR?
The flight distance from Fort Leavenworth (FLV) to Okushiri (OIR) is 5,860 miles (9,430 km, 5,092 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLV to OIR?
A nonstop flight takes about 11h 57m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Fort Leavenworth and Okushiri?
Okushiri is 14 hours ahead of Fort Leavenworth.
What is the cheapest way to fly from FLV to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLV–OIR that never appear on search engines, with no booking fees.